which, now you can do, given the massive amounts of data that they have to analyze the market. technology,again to now it is easier than ever for a carcompany to spin off different models using the same parts, things like the chassis and the engines, which can be shared, so each model does not require you to start from scratch. you had to sell 100,000 cars in a given model to break even, if that were the case, now you can sell them at each. cars mercedes stopped selling its r and others have some really clever things also. up, free agents'